docs: add intro

Author: JuArce

docs/0_internal/2_deploy_contracts.md

@@ -1,14 +1,24 @@
 # Deploying Aligned Contracts
 
+This guide will walk you through the deployment of the Aligned Layer contracts.
+
+Also, you will be able to deploy the Batch Payment Service contract.
+
 ## Eigenlayer Contracts
 
+To deploy Aligned contracts, you need previously deployed EigenLayer contracts.
+
 These contracts are not deployed by Aligned. Current EigenLayer contracts:
 
 - [Holesky Contracts](https://github.com/Layr-Labs/eigenlayer-contracts/blob/testnet-holesky/script/configs/holesky/eigenlayer_addresses_testnet.config.json)
 - [Mainnet Contracts](https://github.com/Layr-Labs/eigenlayer-contracts/blob/mainnet/script/configs/mainnet/mainnet-addresses.config.json)
 
 ## Aligned Contracts
 
+This section will guide you through the deployment of the Aligned Layer contracts.
+
+After finishing the deployment, you will have the deployed contract addresses.
+
 ### Set .env variables
 
 To deploy the AlignedLayer contracts, you will need to set environment variables in a `.env` file in the same
@@ -115,6 +125,10 @@ Once the contracts are deployed, you will see the following output at `OUTPUT_PA
 
 ## Batcher Payments Service Contracts
 
+This section will guide you through the deployment of the Aligned Layer contracts.
+
+After finishing the deployment, you will have the deployed contract addresses.
+
 ### Set .env variables
 
 To deploy the Batcher Payment Service contract, you will need to set environment variables in a `.env` file in the same